The Caterpillar 3516B generator-set is a well-known model in the industrial power generation world. Prized for its exceptional durability and performance, the 3516B is frequently utilized in heavy-duty applications, from manufacturing facilities to large-scale mining operations. However, understanding the model number, its specifications, and its features is essential for making informed purchasing decisions.
What Does the 3516B Model Number Represent?
The model number “3516B” provides key insights into this generator’s design, performance, and applications. Each part of the alphanumeric code has a specific meaning that reflects the generator’s capabilities:
- 35: This number represents the engine series, indicating a large, high-output diesel engine designed for industrial use.
- 16: This number refers to the 16 cylinders in a V configuration, which maximizes power and efficiency.
- B: The letter “B” identifies a specific version of the 3516 engine, which features enhancements like improved fuel efficiency, performance upgrades, and compliance with updated emission standards.
This systematic naming convention allows industrial buyers and operators to quickly assess the generator’s suitability for their needs. Whether for standby, prime, or continuous power applications, the Caterpillar 3516B is built to deliver reliability and high performance in critical environments.
Specifications of the Caterpillar 3516B
The Caterpillar 3516B generator set stands out for its ability to provide dependable power across a variety of applications, from mission-critical operations to continuous use. Below is a detailed table of its specifications:
| Category | Specifications |
| Standby Power Rating | 2250 kVA |
| Prime Power Rating | 2000 kVA |
| Voltage Range | 380 to 11,000 volts |
| Frequency | 50 Hz |
| Speed | 1500 rpm |
| Duty Cycle | Standby, Mission Critical, Prime, Continuous |
| Fuel Strategy | Low fuel consumption and low emissions |
| Engine Model | 3516B TA, V-16, 4-stroke water-cooled diesel engine |
| Bore | 6.69 in |
| Stroke | 7.48 in |
| Displacement | 69 in |
| Compression Ratio | 14.0:1 |
| Aspiration | Turbocharged Aftercooled (TA) |
| Fuel System | Electronic Unit Injection (EUI) |
| Governor Type | ADEM™ A3 |
| Transient Response | Meets ISO 8528-5 standards for load acceptance |
| Motor Starting Capability | Up to 5957 skVA at 30% voltage dip |
| Heat Rejection | – To Jacket Water: 727 kW
– To Exhaust: 1719 kW – To Aftercooler: 319 kW |
| Exhaust Gas Flow Rate | 12,923.7 cfm at ~974.5°F |
| Dimensions (Length x Width x Height) | 233.4–637.7 in x 90in x 93.2 in |
| Dry Weight (Genset) | 31,900-40,320 lb |
| Control Panel | EMCP 4.4 controller with monitoring, diagnostics, and paralleling capability |
| Generator Insulation Class | NEMA Class H insulation with Class F or H temperature rise of 40°C ambient (up to 125°C prime / 150°C standby) |
| Certifications | ISO 8528 compliance; optional UL2200 and IBC seismic certifications |
The Caterpillar 3516B stands out for its reliability, efficiency, and ability to meet demanding power requirements, making it an ideal choice for industrial and commercial applications.
Key Features of the Caterpillar 3516B Generator
The Caterpillar 3516B is designed to handle the toughest power demands while offering efficiency and reliability. Here’s what sets it apart:
- High Power and Flexibility: Delivers up to 2250 kVA for standby and 2000 kVA for prime applications, with a wide voltage range of 380 to 11,000 volts.
- Efficient Performance: Low fuel consumption and emissions compliance, ensuring cost-effective and environmentally friendly operation.
- Durable Design: Built to last in demanding environments, with industry-leading motor starting capabilities and rugged components.
- Advanced Control Panel: Features the EMCP 4.4 system for precise monitoring, diagnostics, and generator paralleling.
- Quiet Operation: Sound-attenuated enclosures reduce noise, making the generator ideal for sensitive sites.
These features make the 3516B a top choice for industries that demand reliable power, from manufacturing plants to data centers and beyond.
Applications of the Caterpillar 3516B Generator
The Caterpillar 3516B generator delivers reliable, high-performance power, making it a trusted solution for backup, continuous operation, and heavy equipment needs across industries. Its versatility ensures consistent performance even in demanding environments.
| Industry | Application |
| Manufacturing Plants | Delivers reliable power to operate heavy machinery, production lines, and equipment essential for smooth operations in factories. |
| Mining Operations | Handles the high-power demands of mining equipment in remote and rugged locations, ensuring uninterrupted productivity. |
| Data Centers | Ensures continuous power for servers, storage systems, and network infrastructure, preventing downtime and data loss. |
| Oil & Gas | Powers critical operations such as drilling rigs, refineries, and processing facilities, even in extreme environmental conditions. |
| Healthcare Facilities | Provides emergency backup power for hospitals, clinics, and medical centers, safeguarding life-support systems and critical equipment. |
| Construction Sites | Supplies temporary power for tools, equipment, and lighting, ensuring seamless project execution in remote or undeveloped areas. |
| Utilities and Power Plants | Supports grid stabilization, peak shaving, and emergency backup for utility providers, ensuring reliable electricity distribution. |
| Commercial Facilities | Acts as a dependable power source for large office buildings, shopping malls, and other commercial spaces during outages. |
The Caterpillar 3516B generator’s adaptability and reliability make it a cornerstone for industries requiring uninterrupted power. From manufacturing plants to hospitals, its ability to handle diverse challenges ensures operational continuity in mission-critical environments.
Maintenance Considerations for the 3516B Generator
Regular maintenance is essential to keep your Caterpillar 3516B generator running efficiently and reliably. Follow these key steps:
- Change the oil and replace air and fuel filters regularly to prevent engine wear and maintain performance.
- Check coolant levels and ensure proper mixtures to prevent overheating or freezing, especially in cold climates. Tips for cold-weather maintenance can help keep the system ready.
- Test the battery voltage and clean terminals frequently. During winter, block heaters or warmers ensure reliable starts in low temperatures.
- Perform load bank tests to confirm the generator’s capacity and prevent wet stacking. Insights into continuous operation can support readiness checks.
- Inspect belts, hoses, and seals for wear or leaks. Taking steps to protect the generator from theft or vandalism can avoid unnecessary risks.
- Use high-quality fuel and check tanks for water or sediment to ensure proper combustion and prevent clogs.
- Monitor the control panel for diagnostics and performance metrics. The EMCP system simplifies monitoring and alerts operators to potential issues.
Consistent maintenance, along with preparations like cooling systems in summer or winterizing in colder months, ensures the 3516B performs reliably year-round.
Comparing the 3516B with Other Industrial Generators
The Caterpillar 3516B is a reliable and versatile generator, but comparing it to other models highlights its unique advantages:
- Caterpillar 3516C: Offers improved emissions control and fuel efficiency to meet stricter environmental standards. While it’s a step up in sustainability, its higher cost and more complex maintenance may not suit all operations.
- Cummins QSK78: Matches the 3516B in power output, with slightly better fuel efficiency in certain settings. However, it may not match the 3516B’s durability for heavy-duty or continuous operations.
- Kohler 2000REOZMD: Compact and quieter, making it ideal for space-limited or noise-sensitive environments. However, it lacks the durability and high-load performance of the 3516B in industrial applications.
While each model has strengths, the Caterpillar 3516B excels in balancing power, durability, and reliability, making it a preferred choice for demanding industrial needs.
Partnering with Turnkey Industries for Your Power Needs
Turnkey Industries is your trusted partner for pre-owned industrial generators, including the Caterpillar 3516B. With over 15 years of experience, we deliver reliable power solutions tailored to your needs. Here’s what sets us apart:
- Extensive Expertise: Our team specializes in industrial generators and offers expert guidance to help you choose the right unit for your application.
- Thorough Inspection: Every generator is rigorously inspected, serviced, and load-tested to ensure it’s ready for immediate use.
- High-Quality Inventory: We carry a wide range of trusted brands and models, from Caterpillar to Cummins, with generators suited for various industries.
- Fair Pricing: Our competitive pricing ensures you get the best value, whether buying or selling industrial generators.
- Nationwide Service: We fulfill orders across the country, providing prompt delivery and dependable customer support.
Let Turnkey Industries help you power your operations with confidence. Contact us today to explore our inventory or speak with our experts about your specific power needs.
